Finding the Fourth Proportional to 313,455.58, 469,974.38 and 113,749.99
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Solution
The fourth proportional to 313,455.58, 469,974.38 and 113,749.99 is: 170,549.14
Step by Step Solution
- Step 1: Write the proportion equation
313,455.58 : 469,974.38 = 113,749.99 : x - Step 2: Convert to fraction form
313,455.58/469,974.38 = 113,749.99/x - Step 3: Cross multiply
313,455.58x = 469,974.38 × 113,749.99 - Step 4: Simplify right side
313,455.58x = 53,459,579,281.57 - Step 5: Solve for x
x = 53,459,579,281.57/313,455.58 - Step 6: Final answer
x = 170,549.14
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.